diff options
Diffstat (limited to 'sys/arm64/rockchip/rk_i2c.c')
| -rw-r--r-- | sys/arm64/rockchip/rk_i2c.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/sys/arm64/rockchip/rk_i2c.c b/sys/arm64/rockchip/rk_i2c.c index 26053b07ce24..7773a07ecd33 100644 --- a/sys/arm64/rockchip/rk_i2c.c +++ b/sys/arm64/rockchip/rk_i2c.c @@ -146,6 +146,9 @@ static struct ofw_compat_data compat_data[] = { #ifdef SOC_ROCKCHIP_RK3328 {"rockchip,rk3328-i2c", 1}, #endif +#ifdef SOC_ROCKCHIP_RK3399 + {"rockchip,rk3399-i2c", 1}, +#endif {NULL, 0} }; @@ -168,15 +171,15 @@ static int rk_i2c_detach(device_t dev); static uint32_t rk_i2c_get_clkdiv(struct rk_i2c_softc *sc, uint64_t speed) { - uint64_t pclk_freq; + uint64_t sclk_freq; uint32_t clkdiv; int err; - err = clk_get_freq(sc->pclk, &pclk_freq); + err = clk_get_freq(sc->sclk, &sclk_freq); if (err != 0) return (err); - clkdiv = (pclk_freq / speed / RK_I2C_CLKDIV_MUL / 2) - 1; + clkdiv = (sclk_freq / speed / RK_I2C_CLKDIV_MUL / 2) - 1; clkdiv &= RK_I2C_CLKDIVL_MASK; clkdiv = clkdiv << RK_I2C_CLKDIVH_SHIFT | clkdiv; @@ -417,7 +420,6 @@ rk_i2c_transfer(device_t dev, struct iic_msg *msgs, uint32_t nmsgs) /* Write slave address */ reg = msgs[i].slave | RK_I2C_MRXADDR_VALID(0); RK_I2C_WRITE(sc, RK_I2C_MRXADDR, reg); - /* Write slave register address */ for (j = 0, reg = 0; j < msgs[i].len; j++) { reg |= (msgs[i].buf[j] & 0xff) << (j * 8); @@ -509,6 +511,8 @@ rk_i2c_attach(device_t dev) return (ENXIO); } + clk_set_assigned(dev, ofw_bus_get_node(dev)); + /* Activate the module clocks. */ error = clk_get_by_ofw_name(dev, 0, "i2c", &sc->sclk); if (error != 0) { |